"Welcome aboard this South Western Railway service to Southampton Central, calling at Southampton Central only. The next station is Southampton Central."
The above should get you 4 numbers, call them ABCD.
E = B – A
F = A × C – D
G = D – C
The final coordinates are: N 50° 55.ECD’ W 001° 28.DFG’
PLEASE NOTE:
The puzzle and respective values for ABCDEF were changed in July 2022. So, if you solved it prior to the change, you will need to solve it again to access the cache. Alternatively email rottentottonABCD@outlook.com to get the new solution for free.
To check your solution, please visit the cache listing on geocaching.com – the solution checker does not work on the Geocaching app.
The cache is NOT at the listed coordinates! Please do not search on any national rail land as this is trespassing.
Recommended parking is in the Totton station car park.
This is a terrain 1 rated geocache so you do not need to leave the path.
You must sign the log to claim this cache. Otherwise, your 'found it' log will be deleted.
There is space for a geocoin but not much more so please bring your own pen.
Please FIRMLY PRESS THE LID SHUT once you have finished signing the log and leave the cache exactly as you found it :)
Good luck, and no spoilers in logs please!